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Keep only first n characters in a string?
Is there a way in JavaScript to remove the end of a string?
7 Answers
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Question mark (?) in XML attributes for Android
Can anyone explain the question mark means in Android XML attributes?
2 Answers
2
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How to express infinity in Ruby?
Is there a keyword to express Infinity in Ruby?
3 Answers
3
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java: ArrayList - how can i check if an index exists?
I'm using ArrayList<String> and I add data at specific indices,
how can I check if a specific index exists?
11 Ans...
Diff two tabs in Vim
...sted some text. I open a second tab with :tabe and paste some other text in there.
4 Answers
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How do you move a commit to the staging area in git?
If you want to move a commit to the staging area - that is uncommit it and move all of the changes which were in it into the staging area (effectively putting the branch in the state that it would have been in prior to the commit) - how do you do it? Or is it something that you can't do?
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How do I turn on SQL debug logging for ActiveRecord in RSpec tests?
...RSpec tests for my models and I would like to turn on SQL ActiveRecord logging just like I see in the Rails server mode. How to do that?
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UITextField - capture return button event
How can I detect when a user pressed "return" keyboard button while editing UITextField?
I need to do this in order to dismiss keyboard when user pressed the "return" button.
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How do you exit from a void function in C++?
How can you prematurely exit from a function without returning a value if it is a void function? I have a void method that needs to not execute its code if a certain condition is true. I really don't want to have to change the method to actually return a value.
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How do I add the contents of an iterable to a set?
...s the "one [...] obvious way" to add all items of an iterable to an existing set ?
6 Answers
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